From: Suren Baghdasaryan <surenb@google.com>
To: "Holger Hoffstätte" <holger@applied-asynchrony.com>
Cc: David Hildenbrand <david@redhat.com>,
Matthew Wilcox <willy@infradead.org>,
akpm@linux-foundation.org, jirislaby@kernel.org,
jacobly.alt@gmail.com, michel@lespinasse.org,
jglisse@google.com, mhocko@suse.com, vbabka@suse.cz,
hannes@cmpxchg.org, mgorman@techsingularity.net,
dave@stgolabs.net, liam.howlett@oracle.com,
peterz@infradead.org, ldufour@linux.ibm.com, paulmck@kernel.org,
mingo@redhat.com, will@kernel.org, luto@kernel.org,
songliubraving@fb.com, peterx@redhat.com, dhowells@redhat.com,
hughd@google.com, bigeasy@linutronix.de,
kent.overstreet@linux.dev, punit.agrawal@bytedance.com,
lstoakes@gmail.com, peterjung1337@gmail.com,
rientjes@google.com, chriscli@google.com,
axelrasmussen@google.com, joelaf@google.com, minchan@google.com,
rppt@kernel.org, jannh@google.com, shakeelb@google.com,
tatashin@google.com, edumazet@google.com, gthelen@google.com,
linux-mm@kvack.org
Subject: Re: [PATCH 1/1] mm: disable CONFIG_PER_VMA_LOCK by default until its fixed
Date: Tue, 4 Jul 2023 15:03:21 -0700 [thread overview]
Message-ID: <CAJuCfpH3yhRWC7TM1SzSLOOWpDRbPHUw60mM4eYbhzmcjK9ZUA@mail.gmail.com> (raw)
In-Reply-To: <7d6ba07b-ee60-8920-b91c-04c826eb4690@applied-asynchrony.com>
On Tue, Jul 4, 2023 at 2:34 PM Holger Hoffstätte
<holger@applied-asynchrony.com> wrote:
>
> On 2023-07-04 22:10, Suren Baghdasaryan wrote:
> > The fix is posted at
> > https://lore.kernel.org/all/20230704200656.2526715-1-surenb@google.com/
> > CC'ing stable for inclusion into 6.4.y stable branch.
> >
> > Folks who reported the problem, could you please test and verify the fix?
> > Thanks,
> > Suren.
>
> I applied the fix and did a clean rebuild. The first attempt to boot resulted in
> the following oops, though it kind of continued:
>
> Jul 4 22:35:22 hho kernel: Console: switching to colour frame buffer device 240x67
> Jul 4 22:35:22 hho kernel: amdgpu 0000:06:00.0: [drm] fb0: amdgpudrmfb frame buffer device
> Jul 4 22:35:22 hho kernel: BUG: kernel NULL pointer dereference, address: 0000000000000052
> Jul 4 22:35:22 hho kernel: #PF: supervisor read access in kernel mode
> Jul 4 22:35:22 hho kernel: #PF: error_code(0x0000) - not-present page
> Jul 4 22:35:22 hho kernel: PGD 0 P4D 0
> Jul 4 22:35:22 hho kernel: Oops: 0000 [#1] SMP
> Jul 4 22:35:22 hho kernel: CPU: 10 PID: 1740 Comm: start-stop-daem Not tainted 6.4.1 #1
> Jul 4 22:35:22 hho kernel: Hardware name: LENOVO 20U50001GE/20U50001GE, BIOS R19ET32W (1.16 ) 01/26/2021
> Jul 4 22:35:22 hho kernel: RIP: 0010:wq_worker_comm+0x63/0xc0
> Jul 4 22:35:22 hho kernel: Code: 43 2c 20 75 1d 5b 5d 48 c7 c7 e0 a4 43 82 41 5c 41 5d 41 5e e9 7e 6b 8b 00 5b 5d 41 5c 41 5d 41 5e c3 48 89 df e8 ad 35 00 00 <4c> 8b 70 48 48 89 c3 4d 85 f6 74 cf 4c 89 f7 e8 29 b6 8b 00 80 7b
> Jul 4 22:35:22 hho kernel: RSP: 0018:ffffc90000fb7bb8 EFLAGS: 00010202
> Jul 4 22:35:22 hho kernel: RAX: 000000000000000a RBX: ffff88810cd43300 RCX: 0001020304050608
> Jul 4 22:35:22 hho kernel: RDX: ffff88811395bfc0 RSI: 7fffffffffffffff RDI: ffff88810cd43300
> Jul 4 22:35:22 hho kernel: RBP: 000000000000000f R08: ffffc90000fb7be8 R09: 0000000000000040
> Jul 4 22:35:22 hho kernel: R10: fefefefefefefeff R11: 0000000000000040 R12: ffffc90000fb7be8
> Jul 4 22:35:22 hho kernel: R13: 0000000000000040 R14: 000000000000000c R15: 0000000000000001
> Jul 4 22:35:22 hho kernel: FS: 00007f39dde1c740(0000) GS:ffff8887ef680000(0000) knlGS:0000000000000000
> Jul 4 22:35:22 hho kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> Jul 4 22:35:22 hho kernel: CR2: 0000000000000052 CR3: 0000000112188000 CR4: 0000000000350ee0
> Jul 4 22:35:22 hho kernel: Call Trace:
> Jul 4 22:35:22 hho kernel: <TASK>
> Jul 4 22:35:22 hho kernel: ? __die+0x1f/0x60
> Jul 4 22:35:22 hho kernel: ? page_fault_oops+0x14d/0x410
> Jul 4 22:35:22 hho kernel: ? xa_load+0x82/0xa0
> Jul 4 22:35:22 hho kernel: ? exc_page_fault+0x60/0x100
> Jul 4 22:35:22 hho kernel: ? asm_exc_page_fault+0x22/0x30
> Jul 4 22:35:22 hho kernel: ? wq_worker_comm+0x63/0xc0
> Jul 4 22:35:22 hho last message buffered 1 times
> Jul 4 22:35:22 hho kernel: proc_task_name+0xa4/0xb0
> Jul 4 22:35:22 hho kernel: ? seq_put_decimal_ull_width+0x96/0x100
> Jul 4 22:35:22 hho kernel: do_task_stat+0x44b/0xe10
> Jul 4 22:35:22 hho kernel: proc_single_show+0x4b/0xa0
> Jul 4 22:35:22 hho kernel: seq_read_iter+0xff/0x410
> Jul 4 22:35:22 hho kernel: ? generic_fillattr+0x45/0xf0
> Jul 4 22:35:22 hho kernel: seq_read+0x93/0xb0
> Jul 4 22:35:22 hho kernel: vfs_read+0x9b/0x2c0
> Jul 4 22:35:22 hho kernel: ? __do_sys_newfstatat+0x22/0x30
> Jul 4 22:35:22 hho kernel: ksys_read+0x53/0xc0
> Jul 4 22:35:22 hho kernel: do_syscall_64+0x35/0x80
> Jul 4 22:35:22 hho kernel: entry_SYSCALL_64_after_hwframe+0x46/0xb0
> Jul 4 22:35:22 hho kernel: RIP: 0033:0x7f39ddf5877d
> Jul 4 22:35:22 hho kernel: Code: b9 fe ff ff 48 8d 3d 1a 71 0a 00 50 e8 2c 12 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 80 3d 81 4c 0e 00 00 74 17 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 5b c3 66 2e 0f 1f 84 00 00 00 00 00 53 48 83
> Jul 4 22:35:22 hho kernel: RSP: 002b:00007ffe4b98b6f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
> Jul 4 22:35:22 hho kernel: RAX: ffffffffffffffda RBX: 00005655194cab40 RCX: 00007f39ddf5877d
> Jul 4 22:35:22 hho kernel: RDX: 0000000000000400 RSI: 00005655194ccd30 RDI: 0000000000000004
> Jul 4 22:35:22 hho kernel: RBP: 00007ffe4b98b760 R08: 00007f39ddff8cb2 R09: 0000000000000001
> Jul 4 22:35:22 hho kernel: R10: 0000000000001000 R11: 0000000000000246 R12: 00007f39de0324a0
> Jul 4 22:35:22 hho kernel: R13: 00005655194cd140 R14: 0000000000000a68 R15: 00007f39de031ba0
> Jul 4 22:35:22 hho kernel: </TASK>
> Jul 4 22:35:22 hho kernel: Modules linked in: mousedev sch_fq_codel bpf_preload snd_ctl_led amdgpu iwlmvm snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi mac80211 pkcs8_key_parser drm_ttm_helper ttm iommu_v2 gpu_sched snd_hda_intel libarc4 i2c_algo_bit snd_intel_dspcfg drm_buddy drm_suballoc_helper uvcvideo snd_hda_codec drm_display_helper edac_mce_amd videobuf2_vmalloc snd_hwdep crct10dif_pclmul videobuf2_memops uvc crc32_pclmul cec snd_hda_core crc32c_intel videobuf2_v4l2 ghash_clmulni_intel lm92 r8169 sha512_ssse3 snd_pcm videodev psmouse thinkpad_acpi iwlwifi drivetemp ledtrig_audio drm_kms_helper rapl videobuf2_common realtek snd_timer serio_raw snd_rn_pci_acp3x wmi_bmof platform_profile cfg80211 mc snd_acp_config k10temp snd syscopyarea mdio_devres ucsi_acpi snd_soc_acpi sysfillrect drm snd_pci_acp3x i2c_piix4 sysimgblt soundcore typec_ucsi ipmi_devintf rfkill roles libphy ipmi_msghandler typec video battery ac wmi i2c_scmi button
> Jul 4 22:35:22 hho kernel: CR2: 0000000000000052
> Jul 4 22:35:22 hho kernel: ---[ end trace 0000000000000000 ]---
> Jul 4 22:35:22 hho kernel: RIP: 0010:wq_worker_comm+0x63/0xc0
> Jul 4 22:35:22 hho kernel: Code: 43 2c 20 75 1d 5b 5d 48 c7 c7 e0 a4 43 82 41 5c 41 5d 41 5e e9 7e 6b 8b 00 5b 5d 41 5c 41 5d 41 5e c3 48 89 df e8 ad 35 00 00 <4c> 8b 70 48 48 89 c3 4d 85 f6 74 cf 4c 89 f7 e8 29 b6 8b 00 80 7b
> Jul 4 22:35:22 hho kernel: RSP: 0018:ffffc90000fb7bb8 EFLAGS: 00010202
> Jul 4 22:35:22 hho kernel: RAX: 000000000000000a RBX: ffff88810cd43300 RCX: 0001020304050608
> Jul 4 22:35:22 hho kernel: RDX: ffff88811395bfc0 RSI: 7fffffffffffffff RDI: ffff88810cd43300
> Jul 4 22:35:22 hho kernel: RBP: 000000000000000f R08: ffffc90000fb7be8 R09: 0000000000000040
> Jul 4 22:35:22 hho kernel: R10: fefefefefefefeff R11: 0000000000000040 R12: ffffc90000fb7be8
> Jul 4 22:35:22 hho kernel: R13: 0000000000000040 R14: 000000000000000c R15: 0000000000000001
> Jul 4 22:35:22 hho kernel: FS: 00007f39dde1c740(0000) GS:ffff8887ef680000(0000) knlGS:0000000000000000
> Jul 4 22:35:22 hho kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
> Jul 4 22:35:22 hho kernel: CR2: 0000000000000052 CR3: 0000000112188000 CR4: 0000000000350ee0
> Jul 4 22:35:22 hho kernel: note: start-stop-daem[1740] exited with irqs disabled
> Jul 4 22:35:22 hho kernel: Generic FE-GE Realtek PHY r8169-0-200:00: attached PHY driver (mii_bus:phy_addr=r8169-0-200:00, irq=MAC)
> Jul 4 22:35:22 hho kernel: r8169 0000:02:00.0 eth0: Link is Down
> Jul 4 22:35:24 hho kernel: r8169 0000:02:00.0 eth0: Link is Up - 1Gbps/Full - flow control rx/tx
> Jul 4 22:35:24 hho kernel: IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
>
> It then kind of limped along until I rebooted again. This second attempt to boot
> died and locked up completely, again during amdgpu initialization, and is on display here:
> https://imgur.com/a/3ZE66kh
>
> Finally I just edited mm/Kconfig and set config PER_VMA_LOCK to "defbool n" to override
> any setting in my old config. That made everything work again - it's what I'm using now.
Now I'm completely confused... I've been running my system with this
fix and collecting data the whole morning.
Ok, I'll post a dependency on BROKEN in the evening and will see what
this is all about. Thanks!
>
> Happy 4th and fireworks or whatever ¯\(ツ)/¯
>
> cheers
> Holger
next prev parent reply other threads:[~2023-07-04 22:03 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-03 18:21 Suren Baghdasaryan
2023-07-03 20:07 ` David Rientjes
2023-07-03 20:30 ` David Hildenbrand
2023-07-04 5:39 ` Suren Baghdasaryan
2023-07-04 6:50 ` Suren Baghdasaryan
2023-07-04 7:18 ` David Hildenbrand
2023-07-04 7:34 ` Suren Baghdasaryan
2023-07-04 8:03 ` David Hildenbrand
2023-07-04 18:01 ` David Hildenbrand
2023-07-04 13:07 ` Matthew Wilcox
2023-07-04 17:21 ` Suren Baghdasaryan
2023-07-04 17:36 ` David Hildenbrand
2023-07-04 17:56 ` Suren Baghdasaryan
2023-07-04 18:05 ` David Hildenbrand
2023-07-04 19:11 ` Suren Baghdasaryan
2023-07-04 20:10 ` Suren Baghdasaryan
[not found] ` <7d6ba07b-ee60-8920-b91c-04c826eb4690@applied-asynchrony.com>
2023-07-04 22:03 ` Suren Baghdasaryan [this message]
2023-07-04 22:42 ` Matthew Wilcox
[not found] ` <a7149847-4b53-8ff0-d570-042631a1ce20@applied-asynchrony.com>
2023-07-05 6:46 ` Suren Baghdasaryan
2023-07-04 17:55 ` Matthew Wilcox
2023-07-04 17:58 ` Suren Baghdasaryan
2023-07-04 8:12 ` Linux regression tracking (Thorsten Leemhuis)
2023-07-04 8:30 ` Hans de Goede
2023-07-04 8:18 ` Hans de Goede
2023-07-04 15:24 ` Suren Baghdasaryan
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